4018900

素因数分解:

$2^2\times 5^2\times {\mathrm{40189}}^1$

素因数の和:40203

約数の個数: 18

約数和(自身を含む): 8721230

約数和(自身を除く): 4702330

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 40189, 80378, 160756, 200945, 401890, 803780, 1004725, 2009450, 4018900]

約数ペア:

[(1, 4018900), (2, 2009450), (4, 1004725), (5, 803780), (10, 401890), (20, 200945), (25, 160756), (50, 80378), (100, 40189)]